2,5-Dimethyl-2,5-di(tert-butylperoxy)-3-hexyne

CAS: 1068-27-5C16H30O47 suppliers11 productsCompleteness: 100%

Hazard Class:

GHS Symbols:

Basic Information

CAS Number

1068-27-5

Molecular Formula

C16H30O4

Molecular Weight

286.41

EINECS Number

213‑944‑5

MDL Number

MFCD00048242

BRN Number

1754026

Chemical Name

2,5-Dimethyl-2,5-di(tert-butylperoxy)-3-hexyne

Last Updated

7/28/2025

Aliases

2,5-BIS(TERT-BUTYLPEROXY)-2,5-DIMETHYL-3-HEXYNE

2,5-DIMETHYL-2,5-BIS(T-BUTYLPEROXY)-HEXYNE-3

2,5-DIMETHYL-2,5-DI(T-BUTYLPEROXY)-3-HEXYNE

2,5-DIMETHYL-2,5-DI(TERT-BUTYLPEROXY)-3-HEXYNE

2,5-DIMETHYL-2,5-DI(TERT-BUTYLPEROXY)-HEXYNE-3

,5-bis(tert-butylperoxy)-2,5-dimethyl-3-hexyne

Di-tert-butyl 1,1,4,4-tetramethylbut-2-yn-1,4-ylene diperoxide

VAROX 130

VAROX 130-XL

2,5-dimethyl-2,5-di(butylperoxy)hexyne-3

2,5-dimethyl-2,5-di(t-butylperoxy)-3-hexyn

2,5-dimethyl-2,5-di(t-butylperoxy)hexyne-3

2,5-dimethyl-2,5-di-(tert-butylperoxy)hexyne-3,withnotmorethan52%peroxideininertsolid

2,5-dimethyl-2,5-di(tertiary-butylperoxy)-hexyne-3(45%active)

Peroxide,(1,1,4,4-tetramethyl-2-butyne-1,4-diyl)bis[(1,1-dimethylethyl)

Physical and Chemical Properties

Appearance

Pale yellow clear liquid

Appearance State

Liquid. Insoluble in water.

Color

Light Yellow

Odor

Faint odor

Form

Liquid

Melting Point

88 (SADT lit.)

Boiling Point

348.8 (predicted)

Flash Point

ca. 86.7

Density

1.26 @ 25 °C

Vapor Density

>1 (air=1)

Vapor Pressure

0.011 Pa @ 20°C

Refractive Index

1.4340 (est.)

LogP Value

6.71 @ 25 °C

Merck Index

Not Listed

Solubility

2.2 mg/L at 20°C

Water Solubility

2.2 mg/L @ 20°C

Solubility Detail

Solubility in water is 2.2 mg/L (20°C).

Storage Conditions

Store at 2–8°C.

InChI Key

YXJHORJVGJJCMA-UHFFFAOYSA-N

Safety Data

GHS Hazard Symbols

Hazard Class

Signal Word

Danger

Hazard Symbols

Risk Codes

R7, R8, R36/37/38, R41

UN Number

UN 3106

IARC Classification

Not Classified

WGK Germany

RTECS Number

MQ9750000

Auto-ignition Temperature

ca. 240

TSCA Listed

Listed (Active)

Packing Group

Customs Code

2909600000

Occupational Exposure Band (OEB)

Not Specified

Occupational Exposure Limit (OEL)

Not Specified

Immediately Dangerous to Life or Health (IDLH)

Not Specified

Hazard Statements

H242, H315, H319

Precautionary Statements

P210, P235, P280, P302+P352, P370+P378, P410

Safety Statements

S3/7, S14, S17, S26, S36/37/39, S47

Suppliers & Products (7 suppliers, 11 products)

7 verified suppliers offering 11 products for 2,5-Dimethyl-2,5-di(tert-butylperoxy)-3-hexyne (CAS 1068-27-5). Compare assay, physical form, and availability from trusted manufacturers and distributors worldwide.

Company Name	Product Model	Assay	Physical Form	Status
United Initiators GmbH	DYBP		-	Imported
Anhui Changhe New Material Co., Ltd.	Bluerox BX-30	45%	Powder	In Development
Lanzhou Auxiliary Agent Plant Co., Ltd.	LQ-BPDY		-	In Production
Chinasun Specialty Products Co.,Ltd.	Enox YNE-85MO	85%	Liquid	In Production
United Initiators GmbH	DYBP-85-WO	85%	Liquid	Imported
Pergan GmbH	PEROXAN HXY-85 W	85%	Liquid	Imported
Vanderbilt Chemicals, LLC	VAROX 130 LIQUID	94%	Liquid	Production Suspended
Nouryon Chemicals International B.V.	Trigonox 145-45B-PD	45%	Powder	In Production
Pergan GmbH	PEROXAN HXY-45 P	45%	Powder	Imported
Nouryon Chemicals International B.V.	Trigonox 145-E85	85%	Liquid	In Production
Vanderbilt Chemicals, LLC	VAROX 130-XL	45%	Powder	In Production